Finding the Fourth Proportional to 37,164.66, 55,752.81 and 12,199.05

Step by Step Solution

1. Step 1: Write the proportion equation
   37,164.66 : 55,752.81 = 12,199.05 : x
2. Step 2: Convert to fraction form
   37,164.66/55,752.81 = 12,199.05/x
3. Step 3: Cross multiply
   37,164.66x = 55,752.81 × 12,199.05
4. Step 4: Simplify right side
   37,164.66x = 680,131,316.83
5. Step 5: Solve for x
   x = 680,131,316.83/37,164.66
6. Step 6: Final answer
   x = 18,300.49